org.apache.flink.runtime.jobmaster.SlotRequestId Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.flink.runtime.jobmaster;
import org.apache.flink.runtime.jobmaster.slotpool.SlotPool;
import org.apache.flink.runtime.jobmaster.slotpool.SlotProvider;
import org.apache.flink.util.AbstractID;
/**
* This ID identifies the request for a logical slot from the Execution to the {@link SlotPool}
* oe {@link SlotProvider}. The logical slot may be a physical slot or a sub-slot thereof, in
* the case of slot sharing.
*
* This ID serves a different purpose than the
* {@link org.apache.flink.runtime.clusterframework.types.AllocationID AllocationID}, which identifies
* the request of a physical slot, issued from the SlotPool via the ResourceManager to the TaskManager.
*/
public final class SlotRequestId extends AbstractID {
private static final long serialVersionUID = -6072105912250154283L;
public SlotRequestId(long lowerPart, long upperPart) {
super(lowerPart, upperPart);
}
public SlotRequestId() {}
}